20 Pcs 35Mm Piezo Pickup Transducers Contact Microphones Trigger Sound Sensor Piezo Discs With 4 Inch Lead For Acoustic Guitar Drum And Other Acoustic Instruments DIY Friendly

20-Pack 35mm Piezo Disc Transducers with 4in Leads DIY
✔️ Brass 35mm dia, 24mm ID, 10cm leads, 1.8kHz ±0.3kHz, ≤300Ω

These piezo disc transducers are compact brass-shelled sensors used as contact microphones and triggers in DIY audio projects, guitars, drums, cigar box guitars, and other acoustic setups.

✅ Resonant frequency: 1.8 +/- 0.3 kHz; Resonant impedance ≤ 300 Ω; Static capacitance 50000 pF +/- 30%
✅ External diameter 35mm (1.38"), inside diameter 24mm (0.94"), lead length 10cm (3.94")
✅ Plate material: Brass; color: Brass
✅ Storage temperature: -30°C to +70°C; Pack: 20 pcs
✅ Applications: DIY projects, contact microphones, cigar box guitar pickups, touch sensors, drum triggers, homemade speakers, buzzers

💡 What is a piezo disc transducer best used for in DIY audio projects?

This handy sensor turns vibrations into electrical signals, perfect for hands-on sound builds. - contact microphone for guitars, drums, and percussion
- cigar box guitar pickups and homemade speakers
- touch sensors and drum triggers in DIY gear
- general vibration sensing for buzzers and small speaker projects